W&N Artists Water Colour 5ml 322 Indigo S1

• Colour Granulating Staining St
• Colour Number 322
• Colour Series 1
• Lightfastness (ASTM) II
• Permanence Rating A
• Pigment(s) PBk6,PV19,PB15
• Product Code 0102322
• Transparency / Opacity O

Indigo is a deep blue pigment that can range from dark black to pale blue. Originally extracted from plants similar to blue woad used by the ancient Britons, it was synthesised in 1878 in Germany. It is one of the oldest blue pigments used universally. Please note product packaging may vary from image.